Home / 381,546,174,875.23-572,488,271,397.72-199,985,858,878.23

Finding the Fourth Proportional to 381,546,174,875.23, 572,488,271,397.72 and 199,985,858,878.23

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Solution

The fourth proportional to 381,546,174,875.23, 572,488,271,397.72 and 199,985,858,878.23 is: 300,067,373,734.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,546,174,875.23 : 572,488,271,397.72 = 199,985,858,878.23 : x
  2. Step 2: Convert to fraction form
    381,546,174,875.23/572,488,271,397.72 = 199,985,858,878.23/x
  3. Step 3: Cross multiply
    381,546,174,875.23x = 572,488,271,397.72 × 199,985,858,878.23
  4. Step 4: Simplify right side
    381,546,174,875.23x = 114,489,558,653,186,261,123,072
  5. Step 5: Solve for x
    x = 114,489,558,653,186,261,123,072/381,546,174,875.23
  6. Step 6: Final answer
    x = 300,067,373,734.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.